Dr. Klein is a board certified physician who practices general medical ophthalmology and has a special interest in the medical and laser treatment of glaucoma, including iridotomies and YAG capsulotomies, as well as the diagnosis, evaluation, and treatment of medical retinal diseases including diabetic retinopathy, age-related macular degeneration with intravitreal injections, and retinal breaks. He was the ophthalmology consultant to the Emmy award-winning ABC television show For Your Information (FYI) and consultant on two FYI books.
He has been a prominent consultant to the medical research department of a major international pharmaceutical company. He is the former director of ophthalmology, consultant, and attending ophthalmologist at Goldwater Hospital on Roosevelt Island for over 20 years.
Dr. Klein is a clinical assistant professor of ophthalmology and a member of the Executive Committee of the Faculty & Friends Campaign to benefit patient care, student education, and research at the New York University Medical Center. He is a fellow of the American Academy of Ophthalmology and a member of the New York Society for Clinical Ophthalmology, Phi Beta Kappa, and the Alpha Omega Alpha Medical Honor Society.